b. Diode characteristics, Half Wave, Full Wave rectifiers . You will make I-V curves for each and will see how a diode can be used as a voltage rectifier. Therefore, in this lab, we were instructed to measure and analyze the static characteristic of diodes. CONCLUSION This experiment focuses on the investigation of the basic characteristics of a diode. [1] Understanding how a diode works from an ‘atomistic’ and a ‘circuit elements’ point-of-view is a necessary first … Obiective : Study the I-V characteristic of diode. LAB IV. In the reverse biased mode zener diode has large breakdown voltage and though the current increases the voltage remains constant. We use semiconductor materials (Si, Ge) to form variety of electronic devices. We will also see more clearly how real diode characteristics are Lab 7: Diode Circuits Figure 11 – IV Analysis settings. F… The Zener diode characteristics will also be studied at. Physics Page 1 of 8 EXPERIMENT: DIODE & ZENER DIODE Objective:- To study the forward and reverse bias characteristics of diode and zener diode. chung chinngee. Forward Voltage represented to the right and Reverse Voltage to the left. Some of the characteristics that will be investigated are the I-V curve and the rectification properties. Measure the v-i characteristics of a typical diode. EGR220 Than & Bhavin Lab #1 Introduction and Objectives Since Diodes are one of the fundamental electronic devices, which has various applications, it is important to know their characteristics and how they work. It is called cut in voltage. Based on the data sheet, what range of dc diode drop do you expect to see given the expected diode current? Download the LabVIEW program here for plotting reverse IV characteristics of the 1N4733 diode. I understand that any failure on my part to support the, Honor System will be turned over to a Judicial Review Board for determination. After completing this experiment, you should be able to. The results of this experiment appear to satisfy the theory behind diodes. When anode is positive with respect to cathode , diode is said to be forward biased. Diode is a two terminal PN junction device. Definition • P-type semiconductor is suitably joined to N-type semiconductor ,to conduct surface is called PN Junction. Forward and reverse current values are shown on the vertical axis of the graph. 1k resistor (x 1) 3. Some of the characteristics that will be investigated are the I-V curve and the rectification properties. OBJECTIVE In this lab you are to measure I-V characteristics of rectifier and Zener diodes in both forward and reverse-bias mode, as well as learn to recognize what mechanisms cause current flow in each region of diode operation. Lab #1 It is called cut in voltage. Set number of steps as 30. If you need to use your diode on another day, mark it with a piece of tape with your name and leave it in the storage cubbies in the back of the lab. 22u capacitor (x 1) 5. Lab 1. 2. It has a particular voltage known as break down voltage, at which the diode break downs while reverse biased. It is acting as normal diode while forward biasing. Two AVOmeters. Some of the characteristics that will be investigated are the I-V curve and the rectification properties. Name of the Expefiment : I-V Characteristics of diode. Lab IV: Silicon Diode Characteristics – Page 4 Figure 1. Result: a. Characteristics of the Diode Lesson 2. The lead connected to the p-type material is called the anode and the lead connected to the n-type material is the cathode. 1N4148 diode should have the same threshold voltage (around 0.6 volts) whereas an LED may have a different threshold voltage. EET120 Semiconductor Devices Experiment 1: Diode Characteristics By: Matthew Trump Online EET Department ECPI University I pledge to support the Honor System of ECPI. Pn junction diode characteristics Lab expriment 1. Set the Vd start voltage to 0V, and Vd stop to -5V. The zener diode characteristics have been studied. The forward current increases slowly in the beginning and shows a sudden rise at a certain value of forward voltage. Connect the circuit as shown in the figure below. Warning: Because diodes of the same type can have significantly different characteristics, use the same diode for all experiments in this lab. October 28, 2020 February 24, 2012 by Electrical4U. I am aware that as a, member of the academic community it is my responsibility to turn in all suspected, violators of the honor code. Click run. The measured cut-in voltage for a Silicon diode was approximately 0.6 volts, and similarly for the In general, the cathode of a diode is marked by a solid line on the diode.The primary function of the diode is rectification. This voltage is known as the threshold voltage or Knee voltage. Physics Page 1 of 8 EXPERIMENT: DIODE & ZENER DIODE Objective:- To study the forward and reverse bias characteristics of diode and zener diode. VBE converges to some value, which is approximately 0.7 V. After this value there is short circuit. The forward characteristics of a diode is non linear. To study the voltage regulation in Zener diode regulation circuit. Zenerdiode lab report 1. When voltage polarity on the anode side is positive as compared to the cathode side, the diode will conduct and is considered as a low-value resistor. PRE-LAB AND QUESTIONS I-V Analysis 1. Powered by Amrita Virtual Lab Collaborative Platform [ Ver 00.13. Diode nomenclature and identification of polarity. beyond cut-in voltage ,the diode current rises rapidly and diode said to conduct. Sanzhar Askaruly. Analog Electronics Lesson 1. PN JUNCTION DIODE CHARACTERISTICS 2. Breadboard, Diode and 1KΩ Resistor. LIGHT EMITTING DIODE CHARACTERISTICS (SAMPLE LAB WRITEUP) John A. McNeill ECE Box 000 March 17, 2004 ABSTRACT This lab investigates the V-I characteristic of a light-emitting diode (LED). Take a screen shot. Problem 3.3 - … Purpose The purpose of this lab is to study the characteristics of the diode. Diode Characteristics. PN junction is formed by bringing a P type material in contact with N type material. The most basic device is diode. Lab Report 1. A lab report sample is generally a start, middle, and end. The curve of the Zener diode will also be looked at. 1. 1N4148 diode (x 1) 2. You will make I-V curves for each and will see how a diode can be used as a voltage rectifier. We will also see more clearly how real diode characteristics are In this lab we address about the characteristics of half wave diode rectifier circuits. Simulate the I-V characteristics of the 1N4148 diode will be using in this lab. This threshold voltage concept comes from the fact that a diode is just a pn junction. Than & Bhavin Find answers and explanations to over 1.2 million textbook exercises. The point of beginning or zero value is at the center of the graph. Video Tutorial . Zener diode is a P-N junction diode specially designed to operate in the reverse biased mode. Lab #1 I will refrain from any form of academic, dishonesty or deception, such as cheating or plagiarism. EGR220 It is acting as normal diode while forward biasing. Your lab report sample does not have to be best. Material and Equipment NI ELVIS 1N5404 Diode 1N Zener Diode 1N4148 Diode Material and Equipment. Problem 3.3 - … In the forward biased mode the zener diode operates as a p-n diode. independent (up to a point) of the load, and largely independent of … Prior to Lab 1. Week2 Lab 3 Full Wave Rectfiers_Matthew Trump.docx, Week4 Lab 6 CE Amplifiers-Matthew Trump.docx, ECPI University, Virginia Beach • EET 120, Unit1- EET120 -Lab 1 Diode Charateristics.docx, RobinKrieg_EET120_Lab1_DiodeCharacteristics.docx. Diodes: Experiment Guide Components required for this lab: 1. Thus it acts as a voltage regulator. 10M resistor (x 1) I. Diodes Overview Diodes are mostly used in practice for emitting light (as Light Emitting Diodes, LEDs) or controlling voltages in various circuits. The curve produced has a characteristic similar to a: c) diode characteristics mode. Theory: The general from of the current - voltage c/cs of a diode is shown in Figure (l). Than & Bhavin To analyze and understand the nature of I-V curve of the diode 2. I will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism. DC power supply. Material and Equipment. Diode Characteristics. Theory:-A Semiconductor diode is prepared by joining P and N sections of a with increase of the source voltage V s from zero value , initially diode current is zero. Read Theory section. If you need to use your diode on another day, mark it with a piece of tape with your name and leave it in the storage cubbies in the back of the lab. Simulate the I-V characteristics of the 1N4148 diode will be using in this lab. SILICON DIODE CHARACTERISTICS 1. LAB SUBJECT CODE: BT 2001 NAME OF DEPARTMENT: Engg. Theory:-A Semiconductor diode is prepared by joining P and N sections of a Introduction and Objectives Electronics 1 - Diode Characteristics Adam Fifth Rowan University February 12, 2019 1 Purpose The purpose of this lab is to measure the properties of a diode, zener diode, and LED. Lab Report Group Number : 02 Group Members : Instructor Name Signature. Lab 1 Diode Characteristics Purpose The purpose of this lab is to study the characteristics of the diode. How do I use my lab report sample? Apparatus:-Experimental kit and patch cords. 2019/2020 diode. However, everyone will get a chance to to use the parameter analyzer to measure current-voltage characteristics of a couple of diodes. Course Hero is not sponsored or endorsed by any college or university. Purpose The purpose of this lab is to study the characteristics of the diode. Theorv : A diode is a bi-potar device that behaves as the short circuit when it is in forward bias and as an open circuit when it is in bias condition. • In forward bias condition, current is constant until certain voltage is reached. Measure the v-i characteristics of a typical diode. To do this, open Multisim and select the 1N4148 device from the “Place Diode” button. The Zener diode characteristics will also be studied at. Warning: Because diodes of the same type can have significantly different characteristics, use the same diode for all experiments in this lab. Aim: To design and simulate a Half Wave Rectifier circuit. 2. Apparatus:-Experimental kit and patch cords. Lab #1 Diode Characterization Part 1 Read Graymark 808 Manual Input Circuitry – pages 13-16 Construction - pages 17-19 Perform Ac measurements pages 20-21 Your lab report should contain Figure 35 Part 2 We will also perform a modified Experiment 3 Silicon Diodes(written by Hambley for our textbook). Zener diode is a P-N junction diode specially designed to operate in the reverse biased mode. Academic year. A node Figure 1.1 : Schematic Diagram of Diode. In this article, we learn about PN junction diode characteristics in detail – like how to bias a PN junction (Forward & Reverse bias methods), behavior of PN junction during forward & reverse bias setups, how to plot the VI characteristics, what is reverse breakdown and many other essential concepts regarding a PN junction diode. All it takes is a little modifying and some easy rearranging to turn it into the perfect report. PN JUNCTION DIODE CHARACTERISTICS 2. The forward and reverse current voltage (IV) characteristics of a diode are generally compared on a single characteristic curve. 2. from V s= 0 to cut-in voltage , the forward current is very small .cut-in voltage is also known as threshold voltage or turn-on voltage. NI ELVIS 1N5404 Diode 1N4730 Zener Diode 1N4148 Diode 1N34 Diode Assorted Resistor(5100 ) 2. SILICON DIODE CHARACTERISTICS 1. You should see a … Don™t feel bad if you haven™t studied pn junctions before; it is not required for this lab. Apparatus: 1. Week1 Lab 1 Diode Charateristics_Matthew Trump.docx - EET120 Semiconductor Devices Experiment 1 Diode Characteristics By Matthew Trump Online EET, I pledge to support the Honor System of ECPI. LAB SUBJECT CODE: BT 2001 NAME OF DEPARTMENT: Engg. The diode is a device formed from a junction of n-type and p-type semiconductor material. Since Diodes are one of the fundamental electronic devices, which has various applications, it is important to know their characteristics and how they work. Diode Characteristics. Lab 1. Components required: ... During the negative half cycle, the diode is reverse biased and it is equivalent to an open circuit, hence the current through the load resistance is zero. In the case of normal diodes the diode damages at … This is because the resistance is very low in forward biased condition. Zener diode Characteristics Object: To study and measure the effects of forward and reverse bias on the zener diode current. The primary objectives of this lab are: 1. Try our expert-verified textbook solutions with step-by-step explanations. Eletronics Lab Report - Diodes - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Definition • P-type semiconductor is suitably joined to N-type semiconductor ,to conduct surface is called PN Junction. • The Lab Report is the Lab Notebook, and it can be written by any one member of the ... characteristics of diodes and the use of diodes in rectifier and limiter circuits. Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. Therefore, the curve is similar to inverted diode curve which is … ... All input voltage appears across the diode. EE 230 Lab Lab 7 Diode characteristics This week we take a first look at some diode characteristics. Right click on the plot to save the measured data for use in lab report. OBJECTIVE In this lab you are to measure I-V characteristics of rectifier and Zener diodes in both forward and reverse-bias mode, as well as learn to recognize what mechanisms cause current flow in each region of diode operation. The figure depicted under the section Forward Characteristic shows that Forward Voltage and Reverse Voltage are usually plotted on the horizontal line of the graph. This was conducted as an introductory to Electronics laboratory and in line with some topics in lecture classes. 2 Objectives 1. A Zener diode is a diode which allows current to flow in the forward direction in the same manner as an ideal diode, but will also permit it to flow in the reverse direction when the voltage is above a certain value known as the breakdown voltage The DF06MA diode bridge is of the same family as the DF02 and DF04 diode bridges you used in a previous lab. To construct a zener voltage regulator and experimentally determine the range over which the zener maintains a constant output voltage. report to a Judicial Review Board hearing if summoned. ZENER DIODE CHARACTERISTICS Objectives: To study the characteristics of Zener diode. To study the voltage regulation in Zener diode regulation circuit. Figure 10 – Multisim schematic for pre-lab question 1. Lab Report . Circuit Theory (EE112) Uploaded by. The curve resembles the diode characteristic graph. I am aware that as a member of the academic community it is my responsibility to turn in all suspected violators of the honor code. NI ELVIS 1N5404 Diode 1N4730 Zener Diode 1N4148 Diode 1N34 Diode Assorted Resistor(5100 ) input resistance of a common-base amplifier. Objectives: • Obtain the I-V curves of a signal diode and a zener diode • Compare the performance of different rectifier circuits . It has a particular voltage known as break down voltage, at which the diode break downs while reverse biased. 3. Plotting these curves also gave an opportunity to compare the characteristics of a diode produced in the Bangor University lab compared to a mass produced component. In the case of normal diodes the diode damages at the break down voltage. EXPERIMENT 7:Observation of characteristics of a Zener diode Debangshu Mukherjee BS.c Physics,1st Year Chennai Mathematical Institute 7.11.2008 1 Aim of experiment In this experiment, we try to observe the relation between the voltage and corressponding current generated. Theory: Diodes which are designed with adequate power dissipation capabilities to operate Analog lab 1-2 - Diode characteristics & Design of Rectifier circuits Diode characteristics & Design of Rectifier circuits. This preview shows page 1 - 3 out of 4 pages. We will then plot it to get the depen-dence. Electronics 1 - Diode Characteristics Adam Fifth Rowan University February 12, 2019 1 Purpose The purpose of this lab is to measure the properties of a diode, zener diode, and LED. 2 Objectives 1. Lab 1 Electrical Characteristics Of Silicon And Zener Diodes … – Lab Report Zener Diode. A 1M resistor (x 1) 4. Course. mean) load voltage, dc load current, dc diode current, and peak-to-peak ripple voltage. (a) P-N junction (b) schematic symbol (c) diode packaging. Zenerdiode lab report 1. Examine the forward and reverse bias characteristics of a diode. I will. UCSI University. • In forward bias condition, current is constant until certain voltage is reached. ZENER DIODE CHARACTERISTICS Objectives: To study the characteristics of Zener diode. University. Since Diodes are one of the fundamental electronic devices, which has various applications, it is important to know their character…, 100% found this document useful, Mark this document as useful, 0% found this document not useful, Mark this document as not useful, Save Eletronics Lab Report - Diodes For Later. For the prelab, estimate the dc (i.e. Most of the measurements will be done with our usual lab equipment. This was also to e xpand the student’s knowledge and as well as his laboratory skills on the subject. To understand about the revers saturation current Is, and the ideality f, EGR220 So let’s begin. Introduction and Objectives Semiconductor diode characteristics Object: To study the characteristics of the forward and reverse biased junction diodes. Pn junction diode characteristics Lab expriment 1. LAB IV. Which is approximately 0.7 V. After this value there is short circuit, Multisim. 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